16 Tory and MPs and 8 Liberal Democrats rebelled against the Government's plans to change planning permission laws in the House of Commons this evening.
Efforts to appease Tory MPs angry at the plans appeared to fall flat, and the Government saw its Commons majority cut to just 27.
Under the proposals drawn up by the Government, home-owners with detached houses will be able to build a single-storey extension of up to 26ft without the need for planning permission.
Home-owners with any other house will be able to extend to 19ft .
More top news
Police reopen investigation into brutal murder of David Clarke, 14-years after he was "savagely beaten" to death in his own home.
Flooded in January, farming-driven Malawi ends 2015 facing its worst drought for more than 20 years. And now a slower tragedy is unfolding.
A hapless burglar has died from smoke inhalation and thermal burns after getting stuck in a chimney while trying to rob a house.